| article html file updated | 7 February 2020 17:38 CET | Update | https://www.mdpi.com/2072-666X/7/11/202 |
| article html file updated | 4 May 2019 23:15 CEST | Update | - |
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| article html file updated | 30 November 2016 06:45 CET | Update | - |
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| article xml uploaded. | 7 November 2016 12:16 CET | Original file | https://www.mdpi.com/2072-666X/7/11/202/xml |
| article pdf uploaded. | 7 November 2016 12:16 CET | Version of Record | https://www.mdpi.com/2072-666X/7/11/202/pdf |
